Mylo M. D., Hoppe A., Pastewka L., Speck T., Speck O., Elastic property and fracture mechanics of lateral branch-branch junctions in cacti: A case study of Opuntia ficus-indica and Cylindropuntia bigelovii, Frontiers in Plant Science, 2022, 13:950860, doi: 10.3389/fpls.2022.950860
Experiments on tensile loading of joints between Cylindropuntia bigelovii segments and young and older Opuntia ficus-indica stems. Measurements of force, stress and fracture energy were combined with anatomy and mechanical tissue models.